oklahoma congressman tom cole discusses the fiscal cliff negotiations and agrees with suggestions they should join president obama to extend the tax rates for the highest income earners the law professor john buckley looks at the history of the tax, plus your e-mails, phone calls, and tweets. in a few moments, a forum on energy security. in a little less than an hour and a half, 20 years since russia and the u.s. agreed to secure and nuclear weapons in the former soviet states, and a look at proposals but could be negotiations over the fiscal cliff. >> we are at the new york state museum. this is dedicated to the history of september 11 and the attacks at the world trade center. we have established the gallery to tell the story of the first moments of the attack using photographs from the world trade center site. there is a piece of steel. we put it in a place where the public can come and touch it. it gives a tangible experience. this is a piece of steel from the north towers. this is a dramatically bent piece of steel. this is within 10 floors of the impact, and you can see the openi